Quality and Competency are Important

Our Providers Are The Best In Their Field.

Experience the quality difference at Skin Care Doctors, P.A. and Vein Associates.

Michael J. Ebertz, M.D.

Michael J. Ebertz, M.D.

Dr. Michael Ebertz is the founding partner of Skin Care Doctors, P.A., which he began in 1998. Dr. Ebertz’s clinical interests include pediatric, general, and surgical dermatology with special interests in skin cancer surgery/Mohs micrographic surgery, laser treatments and cosmetic procedures, including BOTOX®, KYBELLA® , Sculptra and JUVEDERM®.

Heidi Foster, M.D.

Heidi Foster, M.D.

Dr. Heidi Foster joined Skin Care Doctors in 2005. Dr. Foster’s clinical interests included general, pediatric, skin cancer, and surgical dermatology with special interest in cosmetic procedures including BOTOX®, JUVEDERM®, JUVEDERM VOLUMA®, JUVEDERM VOLBELLA®XC, KYBELLA® , Sculptra® as well as laser treatments including fractional laser wrinkle therapy and IPL photofacials.

Margaret Spartz, M.D.

Margaret Spartz, M.D.

Margaret Spartz, MD, MPH, RPVI, is a highly qualified, compassionate vein doctor who cares for patients with venous disease at all stages of progression, from spider veins to chronic venous insufficiency. Dr. Spartz has served the Twin Cities area for over seven years, in addition to humanitarian medical mission trips to Honduras.

Wendy Bongers, M.D.

Wendy Bongers, M.D.

Dr. Wendy Bongers is passionate about detecting and treating skin cancer. She can take care of your family from full skin checks, including biopsying suspicious lesions, to understanding how chronic medical conditions can affect the skin. She treats acne, dermatitis, eczema, psoriasis, and your family’s dermatology needs no matter what the age.

Joanne Ostman, PA-C

Joanne Ostman, PA-C

Joanne Ostman joined the Skin Care Doctors, P.A. Team in 2020. She is a board-certified Physician Assistant who has worked in dermatology for the past 18 years.

Nadine Miller, PA-C

Nadine Miller, PA-C

Nadine Miller is a Board Certified Dermatology Physician Assistant and has been practicing since 2005. After graduating from Minnesota State University Moorhead earning a B.S. in Health Services Administration she went on to obtain her M.S. in Physician Assistant Studies from Des Moines University.

Crista (Wilkening) Wenisch, CNP

Crista (Wilkening) Wenisch, CNP

Crista is board certified with the American Nurses Credentialing Center. She has been practicing dermatology as a nurse practitioner since 2012. She is a member of the Dermatology Nurses Assocation and American Assocation of Nurse Practitioners.

Shannon G. MSN, APRN, CNP

Shannon G. MSN, APRN, CNP

Shannon did her undergraduate studies for her Bachelors in Nursing at St. Cloud State University and graduated as Summa Cum Laude. She was an honorary member of Sigma Theta Tau, an international nursing Honor’s society. She studied abroad in Santiago, Chile as a nursing student for a summer semester while working in a very impoverished hospital in the Emergency Department.

Heather P. MSN, APRN, CNP

Heather P. MSN, APRN, CNP

Heather completed her undergraduate degree at Augustana University in Sioux Falls, SD. She graduated Cum Laude and was inducted into her nursing school’s chapter of Sigma Theta Tau, an international nursing honors society. Heather also competed on the school’s women’s tennis team during these 4 years. After graduation, she worked on a cardiovascular medical/surgical unit in Sioux Falls for one year.